f901c92b44 Nature 425:297299. de Waal),[3] who specializes in social behavior and social cognition.[4] In their experiment, Monkeys Reject Unequal Pay five female capuchin monkeys were used and given an unequal distribution of rewards by the human experimenter. These results receive further support by a recent experimental study on cottontop tamarins (Saguinus oedipus) that found behavioral differences caused by unequal reward distributions in a cooperative problem solving task (10). View larger version: In this window In a new window Download PPT Fig. Cassie "Capuchin Monkey" Eating BananaDownload Play. The key to this experiment is that the ability of one responder to affect the pay of the provider is lessened by all of the other responders' willingness to accept the reward. M. Overall, the 29 dogs (see Table S1 for breed and sex of dogs and sequence of test sessions in experiment 1) differed in the number of trials in which they continued to give the paw to the experimenter in the 4 test sessions (Friedman; Fr = 35.115; n = 29, P 0.05; ETEC, P > 0.05). cooperation refusal of unequal pay Canis familiaris Recent studies investigating human cooperation suggest that aversion to inequity may account for much of the variation observed in the data (1). CrossRefMedlineWeb of ScienceGoogle Scholar Tinklepaugh OL (1982) An experimental study of representative factors in monkeys.

M. Even monkeys hate unequal pay!Download Play. Capuchin monkeys reject unequal pay.Download Play. Inequity is injustice or unfairness or an instance of either of the two.[1] Aversion is a feeling of repugnance toward something with a desire to avoid or turn from it; a settled dislike; a tendency to extinguish a behavior or to avoid a thing or situation and especially a usually pleasurable one because it is or has been associated with a noxious stimulus.[2] The given definition of inequity aversion is the preference for fairness and resistance to inequitable outcomes.. Rev General Psychol 1:175197. Monkeys Reject Equal Pay. E-mail: ufriederike.range{at}univie.ac.at Author contributions: F.R., Z.V., and L.